Base | Representation |
---|---|
bin | 10100101000011101… |
… | …010111101010100111 |
3 | 2010011220221201022011 |
4 | 110220131113222213 |
5 | 330332311433411 |
6 | 14102141015051 |
7 | 1412662461514 |
oct | 245035275247 |
9 | 63156851264 |
10 | 22153624231 |
11 | 9439163862 |
12 | 4363254487 |
13 | 212091c6bb |
14 | 110233030b |
15 | 899d76c21 |
hex | 528757aa7 |
22153624231 has 4 divisors (see below), whose sum is σ = 22356868600. Its totient is φ = 21950379864.
The previous prime is 22153624223. The next prime is 22153624249. The reversal of 22153624231 is 13242635122.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 22153624231 - 23 = 22153624223 is a prime.
It is a super-2 number, since 2×221536242312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22153624193 and 22153624202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22153624211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101622021 + ... + 101622238.
It is an arithmetic number, because the mean of its divisors is an integer number (5589217150).
Almost surely, 222153624231 is an apocalyptic number.
22153624231 is a deficient number, since it is larger than the sum of its proper divisors (203244369).
22153624231 is a wasteful number, since it uses less digits than its factorization.
22153624231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 203244368.
The product of its digits is 17280, while the sum is 31.
The spelling of 22153624231 in words is "twenty-two billion, one hundred fifty-three million, six hundred twenty-four thousand, two hundred thirty-one".
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